Lens apparatus and image pickup apparatus
AssigneeCanon Kabushiki Kaisha
InventorKota Asano
Life of this patent
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Abstract
A lens apparatus includes an aperture stop, a driving device configured to drive the aperture stop, a storage storing a driving instruction value for driving the aperture stop, and a controller configured to perform control of the driving device based on the driving instruction value. The storage stores the driving instruction value, among a plurality of ones of the driving instruction value, by which an absolute value of a difference, between a target aperture value and an actual aperture value obtained by the control, that is largest with respect to a plurality of ones of the drive amount is minimized.
Claims14
A lens apparatus comprising:
- an aperture stop;
- a driving device configured to drive the aperture stop;
- a storage storing a driving instruction value for driving the aperture stop, the driving instruction value corresponding to an aperture value set in the aperture stop;
- and
- a controller configured to perform control of the driving device based on the driving instruction value,
- wherein the storage stores the driving instruction value according to a respective driving amount of the aperture stop.
Dependencies are inferred from the claim text.